Distance Field shadow culling when view is at certain angles

UE - Graphics Features - Aug 4, 2015

Distance Field shadows are culled for larger meshes at certain angles of the cameras view position. Map with reproduced setup is attached. ...

Groom Assets do not render fog

UE - Graphics Features - Aug 4, 2020

Grooms are not rending correctly when volume fog is in a scene. ...

Ray tracing shadows prohibit the subsurface color to show through the object

UE - Graphics Features - Lumen - Apr 6, 2020

Ray tracing shadows prohibit the subsurface color to show through the object. ...

RT shadows break with a 16-bit GBuffer

UE - Graphics Features - Jan 23, 2023

Ray traced shadows are missing when the gbuffer is forced to 16-bit. ...

Path tracing gets harsh shading falloff if using area lights

UE - Graphics Features - Lumen - May 24, 2019

Thumbnails do not display shadows after opening and saving the asset

UE - Graphics Features - Lumen - Apr 14, 2020

Shadows in an asset's thumbnail disappear after opening and saving the asset, whether changes are made or not.  Tested: 4.24.3 CL#11590370, 4.25P6 CL#12493028, 4.26 CL#12767035 ...

Crash enabling Stochastic Rect Light with Ray Tracing

UE - Graphics Features - Lumen - Oct 13, 2020

Enabling Stochastic Rect Lights with Ray Tracing causes the project to crash. Reported and tested in version 4.26.0(CL 14419252). Tested and not found in version 4.25.3(CL 13942748).  ...

Motion blur does not work with ray traced translucency enabled

UE - Graphics Features - Lumen - Jun 1, 2021

Refraction of Ray Traced Translucency in Path Trace View is Incorrect

UE - Graphics Features - Lumen - Apr 8, 2019

Refraction of Ray Traced Translucency in Path Trace View is Incorrect. Found in 4.22 CL# 5660361 and 4.23 CL# 5779284 ...

[CrashReport][GPU Crash] NodeAndClusterCull

UE - Graphics Features - Nanite - Nov 19, 2024

Users affected: 51 Total occurrences: 90 Last occurrence: November 19th 2024, 3:25:41 am First occurrence: August 7th 2024, 8:10:10 pm Latest version: ++UE5+Release-5.5-CL-37670630 Platform: Win64 [ ...